Return to sender: The letter will finally arrive at its intended destination in Seix, France, 220 years after it was first posted
该信后来退给了寄件人：希望能最终送到法国的Seix，但时间已经过去了220年
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In 1790 the white envelope containing two sheets of writing paper was sent from Paris to the south west France town of Seix, near Toulouse.
1790年，一只装着两张信纸的白色信封从巴黎寄出，目的地是法国西南部图卢兹附近的Seix。
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Taking no chances with another failed delivery, Mr Blanc said his colleagues would make the two hour drive to Seix to hand over the envelope in person on June 5.